/**
  border样式混入
**/ 
@mixin mBwsc($bw:1px, $bs:solid, $bc:$colorF) {
  border: $bw $bs $bc;
}
/**
  全局按钮样式混入
**/ 
@mixin mBwhlf($w:72px, $h:30px, $lh:30px, $fs: 12px) {
  width: $w;
  height: $h;
  line-height: $lh;
  font-size: $fs;
}

